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506079−01 02/08
Power Loss/Recovery
Thermostat memory is retained for a minimum of 24 hours
during a power loss (includes retention of programmed
temperature setpoint, heat/cool and fan mode settings, fil-
ter reminder status, and equipment protection timers). Af-
ter 24 hours of power loss, programmed settings will be
lost and replaced with default settings.
IMPORTANT
Power must be applied for at least six consecutive
hours prior to a power loss in order for memory to
be retained for the specified time.
LCD Backlight
Activated for 8 seconds when any key is pressed.
NOTE − During an electrical storm or similar disturbance,
the backlight may activate for a few seconds. This is nor-
mal and will no longer occur after the electrical disturbance
has passed.
Thermostat Operating Conditions
35°F to 105°F, 5% to 90% RH
Thermostat Storage Conditions
−40°F to 185°F, 5% to 95% RH
Thermostat Output Table
Table 2 depicts the L3011C thermostat output states for
various input conditions.
Table 2. L3011C Thermostat Outputs
Condition
W1
Y1
G
Gas Heat, Auto Fan
heat demand
X
cool demand
X
X
no demand
Gas Heat, Continuous Fan
heat demand
X
X
cool demand
X
X
no demand
X
Electric Heat, Auto Fan
heat demand
X
X
cool demand
X
X
no demand
Electric Heat, Continuous Fan
heat demand
X
X
cool demand
X
X
no demand
X
NOTE − X = output is activated with 24VAC.
